Planning application
21 Chalcot Crescent London NW1 8YE
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Use as a single dwellinghouse (Class C3).
As published by the council, reference 2026/0975/P
Application record
- Reference
- 2026/0975/P
- Type
- Certificate of Lawfulness (Existing)
- Status
- Final Decision
- Decision
- Granted
- Received
- 12 Mar 2026
- Validated
- 1 Apr 2026
- Decided
- 23 Apr 2026
- Ward
- Primrose Hill
- Decision by
- Delegated
- Postcode
- NW1 8YE
Site history
Applications at this address on the Camden register
This site has had 3 applications since 2019: 3 approved, 0 refused.
-
2026/2306/T Granted
21 Chalcot Crescent London NW1 8YE
REAR GARDEN: 1 x Laurel (T1) - Crown reduce by removing approx. 1m from height and 0.5m from sides.
-
2019/3294/T Granted
21 Chalcot Crescent London NW1 8YE
REAR GARDEN: 1 x Magnolia (T3) - Reduce all over by up to 2m and balance accordingly. 1 x Laurel (T2) - Reduce all over by up to 2m and balance accordingly. 1 x Firethorn (T1) - Reduce all over by up to 2m and balance accordingly.
Timeline
Dates from the published record
-
12 Mar 2026
Received by Camden
-
1 Apr 2026
Validated
Checked as complete and ready for consideration.
-
23 Apr 2026
Decision issued: Granted
-
9 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
18 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Camden granted permission on 23 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
21 Chalcot Crescent London NW1 8YE
REAR GARDEN: 1 x Laurel (T1) - Crown reduce by removing approx. 1m from height and 0.5m from sides.
Granted Trees 4 docs -
Flat Lower Ground Floor 21 Chalcot Crescent London NW1 8YE
REAR GARDEN: 1 x Laurel (T1) - Crown reduce by removing approx. 1m from height and 0.5m from sides.
Granted Trees -
21 Chalcot Crescent London NW1 8YE
REAR GARDEN: 1 x Magnolia (T3) - Reduce all over by up to 2m and balance accordingly. 1 x Laurel (T2) - Reduce all over by up to 2m and balance accordingly. 1 x Firethorn (T1) - Reduce all over by up to 2m and balance accordingly.
Granted Trees 3 docs -
19 Chalcot Crescent London NW1 8YE
Erection of a single storey rear/side conservatory extension at lower ground level, landscaping to the rear garden including lowering of level, installation of a new doorway and window to the front elevation at lower ground level to existing dwelling house (Class C3).
Granted Full applications Extension Windows or glazingSmall domestic -
19 Chalcot Crescent London NW1 8YE
Erection of a single storey rear/side conservatory extension at lower ground level, landscaping to the rear garden including lowering of level, installation of a new doorway and window to the front elevation at lower ground level to existing dwelling house (Class C3) together with internal alterations to the plan form of the basement, first and second floor levels.
Granted Heritage and listed buildings Extension Windows or glazingSmall domestic -
Basement Flat 25 Chalcot Crescent London NW1 8YE
Internal alterations including measures to deal with damp to all internal walls and floors.
Granted Heritage and listed buildings
Other lawful development applications
In Camden
-
2026/3669/P Awaiting decision
64 Westcroft Close London NW2 2RR
Demolition of existing conservatory and erection of a single storey rear extension.
-
2026/3405/P Granted
Flat A and Flat B 23 Ravenshaw Street London NW6 1NP
Amalgamation of Flat 23A and Flat 23B to form one dwellinghouse (Use Class C3), including, insofar as required, the change of use of Flat 23B from a small house in multiple occupation (Use Class C4) to a dwellinghouse (Use Class C3), together with removal of an internal blockwork partition wall.
-
2026/3591/P Awaiting decision
22 Ulysses Road London NW6 1EE
Erection of an outbuilding within rear garden.
-
2026/3566/P Awaiting decision
41 & 43 King Henry's Road London NW3 3QR
Subdivision and use of the buildings as two separate residential dwellings.
-
2026/3527/P Awaiting decision
303 Flat Ground Floor Rear Studio West End Lane London Camden NW6 1RD
Use of ground floor studio flat as single dwelling unit (Class C3)